EN European Norm Tests Part 38
EN Standards are European Standards. These standards specify requirements for a particular item, material, component, system or service, or describe in detail a particular method or procedure, and tests are performed accordingly.

- EN 2435-001: 2006; Aviation series. Paints and varnishes. Two component cold curing primer with corrosion resistant chromate. Minimum Requirements
- EN 2435-002: 2006; Aviation series. Paints and varnishes. Two component cold curing primer with corrosion resistant chromate. High corrosion resistance
- EN 2435-003: 2006; Aviation series. Paints and varnishes. Two component cold curing primer with corrosion resistant chromate. High corrosion and fluid resistance
- EN 2435-004: 2006; Aviation series. Paints and varnishes. Two component cold curing primer with corrosion resistant chromate. High corrosion and fluid resistance with surface preparation tolerance
- EN 2435-005 : 2006 ; Aviation series. Paints and varnishes. Two component cold curing primer with corrosion resistant chromate. High corrosion resistance for military applications
- EN 2436-001: 2006; Aviation series. Paints and varnishes. Corrosion resistant chromate free two component cold curing primer. Basic requirements
- EN 2436-002: 2006; Aviation series. Paints and varnishes. Corrosion resistant chromate free two component cold curing primer. High corrosion resistance
- EN 2436-003: 2006; Aviation series. Paints and varnishes. Corrosion resistant chromate free two component cold curing primer. High corrosion and fluid resistance
- EN 2436-004 : 2006 ; Aviation series. Paints and varnishes. Corrosion resistant chromate free two component cold curing primer. High corrosion and fluid resistance with surface preparation tolerance
- EN 2436-005 : 2006 ; Aviation series. Paints and varnishes. Corrosion resistant chromate free two component cold curing primer. For exterior use with surface preparation tolerance
- EN 2436-006: 2006; Aviation series. Paints and varnishes. Corrosion resistant chromate free two component cold cure epoxy primer. High corrosion resistance for military applications
- EN 2438:2008; Aviation series. Steel FE-PL2102 (35NiCr6). 900 MPa $ 3L Rm $ 3L 1100 MPa. bars. 3L 40mm.
- EN 2439: 2009; Aviation series. Steel FE-PL2102 (34NiCr6). 900 MPa 3L Rm 3L 1100 MPa. Tattoos. 3L 40mm.
- EN 2446:2008; Aviation series. Steel FE-PL1503 (35CrMo4). 1100 MPa $ 3L Rm $ 3L 1300 MPa. bars. From 3L 25mm.
- EN 2448:2008; Aviation series. Steel FE-PL1503 (35CrMo4). 900 MPa $ 3L Rm $ 3L 1100 MPa. bars. 3L 40mm.
- EN 2460: 2009; Aviation series. Steel FE-PM1901 (X12CrNi13). 600 MPa 3L Rm 3L 800 MPa. bars. 3L 70mm.
- EN 2461: 2009; Aviation series. Steel FE-PM1901 (X12CrNi13). 600 MPa 3L Rm 3L 800 MPa. Tattoos. 3L 70mm.
- EN 2465: 2007; Aviation series. Steel FE-PA3901 (X2CrNi18-9). Softened. 450 MPa 3L Rm 3L 680 MPa. Bar for processing. 4 mm 3L at 3L 100 mm.
- EN 2466: 2009; Aviation series. Steel FE-PA3901 (X2CrNi19-11). Softened. Tattoos. 3L 100mm.
- EN 2467 : 2007 ; Aviation series. Steel FE-PA3901 (X2CrNi18-9). The air has melted. Softened. Plate, sheet and strip. 0,4mm 3L and 3L 20mm. 520 MPa 3L Rm 3L 670 MPa.
- EN 2469: 2007; Aviation series. Steel FE-PA3901 (X1CrNi18-10). The air has melted. Softened. wires. 0,4mm 3LD 3L 12,5mm. 450 MPa 3L Rm 3L 650 MPa.
- EN 2478:2008; Aviation series. Steel FE-PL2107 (30NiCrMo16). 1220 MPa $ 3L Rm $ 3L 1370 MPa. bars. 3L 40mm.
- EN 2480 : 2008 ; Aviation series. Steel FE-PL2108 (36NiCrMo16). 1250 MPa 3L Rm 3L 1400 MPa. bars. Also 3L 75mm.
- EN 2481: 2010; Aviation series. Steel FE-PL2108 (36NiCrMo16). 1250 MPa 3L Rm 3L 1400 MPa. Tattoos. Also 3L 75mm.
- EN 2482 : 2010 ; Aviation series. Steel FE-PL2108 (36NiCrMo16). 1100 MPa 3L Rm 3L 1300 MPa. bars. 3L 100mm.
- EN 2483: 2010; Aviation series. Steel FE-PL2108 (36NiCrMo16). 1100 MPa 3L Rm 3L 1300 MPa. Tattoos. 3L 100mm.
- EN 2484: 1989; Specification for microfilming of drawings. Diaphragm board for 35mm microfilm.
- EN 2486 : 2005 ; Aviation series. Aluminum alloy AL-P2618A. Tattoo stock.
- EN 2489: 1995; Fiber reinforced plastics. Determination of the effect of test liquids.
- EN 2491: 1997; Molybdenum disulfide dry lubricants. Coating methods.
- EN 2491: 2011; Aviation series. Molybdenum disulfide dry lubricants. Coating methods.
- EN 2497: 1990; Specification for dry abrasive blasting of titanium and titanium alloys.
- EN 2498 : 1990 ; Specifications for adjustable spherical plain bearing rod ends with self-lubricating lining and threaded shank. Dimensions and loads.
- EN 2499 : 1990 ; Computer output microfiche (com) Specification for A6 microfiche.
- EN 2501: 1992; Bearings, spherical plain of corrosion-resistant steel with self-lubricating lining and wide inner ring. Dimensions and loads.
- EN 2511: 2005; Aluminum alloy AL-P7075-T7351 ; Plate. 6mm 0L and 3L 100mm.
- EN 2512: 2014; Aviation series. Aluminum alloy AL-P7175 ; T7351; Plate. 6mm $0L and 3L 100mm.
- EN 2515 : 1990 ; Features for rod ends, adjustable single fork and threaded shaft. Dimensions and loads.
- EN 2516: 1997; Passivation of corrosion resistant steels and decontamination of nickel-based alloys.
- EN 2535: 2011; Aviation series. Vacuum deposition of cadmium.
- EN 2542: 2008; Aviation series. Steel FE-PL1502 (25CrMo4). annealed. Rod and wire. 3L 40mm. For dominant torque nuts.
- EN 2543: 2009; Aviation series. Steel FE-PL1502 (25CrMo4). annealed. Sheet and strip. 0,3mm 3L and 3L 2mm. For dominant torque nuts.
- EN 2544: 1990; Specification for the representation of rivets in aerospace equipment drawings.
- EN 2545-1: 1995; Titanium and titanium alloy remelt stock and castings. Technical specification. General Requirements
- EN 2545-2: 1995; Titanium and titanium alloy remelt stock and castings. Technical specification. remelt stock
- EN 2545-3: 1995; Titanium and titanium alloy remelt stock and castings. Technical specification. Pre-production and production castings
- EN 2546: 1990; Specifications for washers, radial knurled lock in corrosion resistant steel. Dimensions.
- EN 2546: 2006; Aviation series. The washers are locked with radial serrations of passivated corrosion resistant steel for the flight control rods. Dimensions.
- EN 2547: 1989; Specification for filming documents. Microfilm 105 mm (Microfiche A6).
- EN 2549: 1995; Bolts, normal hex head, close tolerance normal shank, short thread, titanium alloy, anodized, MoS$d2 lubricated. Classification : 1100 MPa (at ambient temperature)/315^DC.
- EN 2549: 2006; Aviation series. Bolts, normal hex head, close tolerance normal shank, short thread, of titanium, anodized, MoS$d2 lubricated. Classification : 1100 MPa (at ambient temperature) / 315^DC.
- EN 2550: 1993; Rivets, solid 100$0D normal countersunk head, aluminum 1050A, inch base series.
- EN 2551: 1993; Rivets, solid, 100$0D normal countersunk, domed, aluminum alloy 2117, inch base series.
- EN 2552: 1993; Rivets, solid, 100$0D dome normal countersunk head, aluminum alloy 2117, anodized or chromated, inch base series.
- EN 2553: 1993; Rivets, solid, 100$0D normal countersunk, domed, aluminum alloy 2017A, inch base series.
- EN 2555: 1993; Rivets, solid, 100$0D normal countersunk, domed, aluminum alloy 5056A, inch base series.
- EN 2556: 1993; Rivets, solid, 100$0D dome normal countersunk head, aluminum alloy 5056A, anodized or chromated, inch base series.
- EN 2558: 1997; Carbon fiber pre-impregnation. Determination of volatile content.
- EN 2560: 1998; Carbon fiber pre-impregnation. Determination of resin flow.
- EN 2561: 1995; Carbon fiber reinforced plastics. Non-directional laminates. Tensile test parallel to fiber direction.
- EN 2563: 1997; Carbon fiber reinforced plastics. Unidirectional laminates. Determination of the apparent interlayer shear strength.
- EN 2564: 1998; Carbon fiber laminates. Determination of fiber, resin and void content.
- EN 2565: 2013; Aviation series. Preparation of carbon fiber reinforced resin panels for testing purposes.
- EN 2569: 1991; Check the cable connections and return barrels. Technical specification.
- EN 2570: 1996; Nickel-cadmium batteries. Technical specification.
- EN 2573: 2007; Aviation series. Steel FE-PA3601 (X6CrNiTi18-10). Softened. Rm $3L 780 MPa. Phone. 0,25mm 3L at 3L 3mm.
- EN 2574: 1990; Specification for resources. Information about drawings.
- EN 2575: 1989; Specification for filming documents. 16mm microfilm.
- EN 2583: 1997; Bolts, MJ threads, of heat resistant nickel base alloy NI-PH2601 (Inconel 718). Classification : 1275 MPa (at ambient temperature)/650^DC. Technical specification.
- EN 2584 : 1992 ; Bearings spherical plain of corrosion-resistant steel with self-lubricating lining. Narrow series. High loads at ambient temperature. Dimensions and loads.
- EN 2585 : 1992 ; Bearings spherical plain of corrosion-resistant steel with self-lubricating lining. Wide series. High loads at ambient temperature. Dimensions and loads.
- EN 2587: 1990; Features for rod ends, adjustable double forks and threaded shaft. Dimensions and loads.
- EN 2588: 1992; bearings. Spherical flat made of corrosion-resistant steel with mounting slots. Dimensions and loads.
- EN 2588: 2006; Aviation series. The bearings are spherical plain of corrosion-resistant steel with mounting slots. Dimensions and loads.
- EN 2591-100 : 2005 ; Aviation series. Electrical and optical connection elements. Test methods. general
- EN 2591-101 : 1994 ; Electrical and optical connection elements. Test methods. visual exam
- EN 2591-102: 1996; Electrical and optical connection elements. Test methods. Examination of dimensions and mass
- EN 2591-201 : 1996 ; Electrical and optical connection elements. Test methods. contact resistance. low level
- EN 2591-202: 1996; Electrical and optical connection elements. Test methods. Contact resistance at rated current
- EN 2591-203: 1996; Electrical and optical connection elements. Test methods. Electrical continuity at the microvolt level
- EN 2591-204: 1996; Electrical and optical connection elements. Test methods. Discontinuity of contacts in the microsecond range
- EN 2591-205: 1996; Electrical and optical connection elements. Test methods. Body (shell) electrical continuity
- EN 2591-206: 1996; Electrical and optical connection elements. Test methods. Insulation resistance measurements
- EN 2591-207: 1996; Electrical and optical connection elements. Test methods. voltage proof test
- EN 2591-208: 1996; Electrical and optical connection elements. Test methods. Temperature rise due to rated current
- EN 2591-209: 1996; Electrical and optical connection elements. Test methods. Current temperature drop
- EN 2591-210: 1998; Electrical and optical connection elements. Test methods. electrical overload
- EN 2591-212 : 2005 ; Aviation series. Electrical and optical connection elements. Test methods. Surface transfer impedance
- EN 2591-213: 1998; Electrical and optical connection elements. Test methods. Shielding efficiency from 100 MHz to 1 GHz
- EN 2591-214 : 2005 ; Aviation series. Electrical and optical connection elements. Test methods. Lightning strike, current and voltage pulse
- EN 2591-214 : 2012 ; Aviation series. Electrical and optical connection elements. Test methods. Lightning strike, current and voltage pulse
- EN 2591-216: 1998; Electrical and optical connection elements. Test methods. Interaction depth of links
- EN 2591-220 : 2005 ; Aviation series. Electrical and optical connection elements. Test methods. Contact/conductor joint aging with current and temperature cycling
- EN 2591-221 : 2007 ; Aviation series. Electrical and optical connection elements. Test methods. Voltage standing wave ratio (VSWR)
- EN 2591-222 : 2007 ; Aviation series. Electrical and optical connection elements. Test methods. Insertion loss (IL)
- EN 2591-223 : 2007 ; Aviation series. Electrical and optical connection elements. Test methods. Measurement of the characteristic impedance of a coaxial connector or contact
- EN 2591-224 : 2007 ; Aviation series. Electrical and optical connection elements. Test methods. RF leak
- EN 2591-225: 2007; Aviation series. Electrical and optical connection elements. Test methods. RF high potential withstand voltage
- EN 2591-226 : 2007 ; Aviation series. Electrical and optical connection elements. Test methods. corona level
- EN 2591-227 : 2015 ; Aviation series. Electrical and optical connection elements. Test methods. Partial discharge test
Standards facilitate international trade by ensuring compatibility and interoperability of components, products and services. European Standards (ENs) are documents approved by three European Standardization Organizations (ESO), CEN, CENELEC or ETSI; Recognized as competent in the field of voluntary technical standardization for EU Regulation 1025/2012.